Final answer:
The type of financial quote used for IOU Corporation is the bid-ask spread.
Step-by-step explanation:
The type of financial quote used for IOU Corporation as shown in the financial page is the bid-ask spread.
The bid-ask spread is the difference between the highest price that a buyer is willing to pay for a stock (bid) and the lowest price that a seller is willing to accept (ask). It represents the cost of trading and is a measure of liquidity in the market.
For example, if the bid for IOU Corporation is $10 and the ask is $10.50, the bid-ask spread would be $0.50. This means that the buyer would need to pay $10.50 to purchase the stock.